public DSFiltersPanel()
{
InitializeComponent();
// Add the additional filter categories to the DSFilterPanel and sync the filters
dsFilterTreeView1.AddCategory(new DMOAudioCaptureEffectsCategory());
dsFilterTreeView1.AddCategory(new DMOAudioEffectsCategory());
dsFilterTreeView1.AddCategory(new DMOVideoEffectsCategory());
dsFilterTreeView1.AddCategory(new EncAPIEncodersCategory());
dsFilterTreeView1.AddCategory(new EncAPIMultiplexersCategory());
dsFilterTreeView1.DoubleClick += new EventHandler(dsFilterTreeView1_DoubleClick);
// uncomment to allow DirectX Transform Categories
// (they don't work very well outside of a DES graph)
/*
* dsFilterTreeView1.AddCategory(new VideoEffects1Category());
* dsFilterTreeView1.AddCategory(new VideoEffects2Category());
* dsFilterTreeView1.AddCategory(new AudioEffects1Category());
* dsFilterTreeView1.AddCategory(new AudioEffects2Category());
*/
dsFilterTreeView1.SyncFilters();
// set the textbox to the last entry in the Singleton
SearchItemsSingleton sitems = SearchItemsSingleton.Instance;
if (sitems.Items.Count != 0)
{
_findFilterTextBox.Text = sitems.Items[sitems.Items.Count - 1];
_findFilterTextBox.SelectAll();
}
}
private void _findFilterTextBox_DropDown(object sender, EventArgs e)
{
// repopulate entries from the singleton
SearchItemsSingleton sitems = SearchItemsSingleton.Instance;
_findFilterTextBox.Items.Clear();
_findFilterTextBox.Items.AddRange(sitems.Items.ToArray());
}
public DSFilterTreeViewNode FindFilter(string searchText)
{
// store the search text in the Singleton
SearchItemsSingleton sitems = SearchItemsSingleton.Instance;
if (!sitems.Items.Contains(searchText))
{
sitems.Items.Add(searchText);
}
searchText = searchText.ToLower();
int startparent = 0;
int startchild = 0;
if (dsFilterTreeView1.SelectedNode != null)
{
if (dsFilterTreeView1.SelectedNode is DSFilterTreeViewNode)
{
startparent = dsFilterTreeView1.SelectedNode.Parent.Index;
startchild = dsFilterTreeView1.SelectedNode.Index;
}
else
{
startparent = dsFilterTreeView1.SelectedNode.Index;
startchild = 0;
}
}
// search from selected to end
DSFilterTreeViewNode found = FindFilterRange(searchText, startparent, startchild + 1, dsFilterTreeView1.Nodes.Count - 1, dsFilterTreeView1.Nodes[dsFilterTreeView1.Nodes.Count - 1].Nodes.Count - 1);
if (found == null)
{
if (startparent != 0 && startchild != 0)
{
// search from top to selected
found = FindFilterRange(searchText, 0, 0, startparent, startchild);
}
}
// if a node was found, select it and expand it
if (found != null)
{
dsFilterTreeView1.Select();
found.Parent.Expand();
dsFilterTreeView1.SelectedNode = found;
}
return(found);
}